X-Men's Evan Peters To Appear in WandaVision - FandomWire. Evan Peters will join the cast of Wandavision - Somag News. Evan Peters Is Reportedly in Marvel's WANDAVISION and Plays a Key Role — GeekTyrant. Evan Peters Rumored to Appear in WandaVision - MCU Cosmic. Marvel's WandaVision Reportedly Casts X-Men's Evan Peters In Mystery Role.